Question: please show work 2. A random sample of size 10 is taken from a Gaussian population with mean , and variance 02 = 225 yield

please show work

please show work 2. A random sample of size 10 is taken

2. A random sample of size 10 is taken from a Gaussian population with mean , and variance 02 = 225 yield an average X1 = 170.2. An independent sample of size 12, taken from a Gaussian population with mean /2 and variance o = 256 yield an average X2 = 176.7. Find the 95% confidence interval for M1 - H2

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